Endpoints

The table below shows the UIP Endpoint addresses on supported networks. Use these addresses when connecting your smart contracts to UIP. They handle sending, verifying, and executing crosschain transactions, so make sure your integration references the correct address for your target blockchain.

Mainnet

#	Name	Chain ID	Address
1	Solana	11100000000000000501	uipby67GWuDDt1jZTWFdXNrsSu83kcxt9r5CLPTKGhX
2	Ethereum	1	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
3	Sonic	146	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
4	Avalanche	43114	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
5	Polygon	137	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
6	Mantle	5000	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
7	EIB	33033	0x1ef075DC23Ac2B6716Ab35Ee9Bf80A31D30316F7
8	Abstract	2741	0x072C840A8C1D232BBf83E4007d829Be60E81e672
9	Berachain	80094	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
10	Manta	169	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
11	Immutable	13371	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
12	Optimism	10	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365
13	Arbitrum	42161	0x10f6f1569AA23EB5A744F2b3e81C4bC9e4286bB3
14	Binance	56	0xf2D94b3e153052Ea3654feAdDb477D8D16468b76
15	Base	8453	0xc0943B2AC1744a0C3283C9D4F232c9F37623d365

Testnet

#	Name	Chain ID	Address
1	Solana	100000000000000000000	uipby67GWuDDt1jZTWFdXNrsSu83kcxt9r5CLPTKGhX
2	Ethereum Sepolia	11155111	0x6cD023DCfd56F807199fA563b235f61D83EfF8B3
3	Sonic Blaze	57054	0x7849B81013c9531D5aCB351537142D86837032Ba
4	Avalanche Fuji	43113	0x98f2547b938DC5FF603bF1cA0feb2E8518fb723F
5	Polygon Amoy	80002	0x065AAeA3416f518717d3f2f7C03C9B9Ca96bA68C
6	Mantle Sepolia	5003	0x8Cd0f9e0F24C4e8dD511146249fa2caCC76dD023
7	TEIB	33133	0xdB106F7FA0CbD91dF3A9e6162fC9a7BB5041E5E0
8	Base Sepolia	84532	0x641153d6f5cc0aA910db01bdcdE7F23126845037